# SDR SIMA0433

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 12, 2000
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N269AT](https://openairdocs.org/aircraft/N269AT), registered now
- Make and model: Aerosp ATR 42-300
- Registry model: [Aerosp ATR 42-300](https://openairdocs.org/model/aerospatiale-aeritalia-atr-42-300) (OpenAirDocs)
- Aircraft serial: 269
- System (JASC): [2430 · DC Generating System](https://openairdocs.org/jasc/2430)
- Part: Gcu
- Part number: 10200311
- Condition: Failed
- Location: Nr 1 Generator
- Stage of operation: CR
- Nature of condition: H
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA0433

## Discrepancy

ORD - FLT 4118 - WHILE IN CRUISE, NR 1 DC GEN FELL OFF LINE AND WOULD NOT RESET.  AIRCRAFT RETURNED TO BASE WITH NO FURTHER INCIDENTS.  REMOVED AND REPLACED NR 1 DC GEN GCU.  OPS CHECK GOOD.  (M)

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